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https://issues.apache.org/jira/browse/IGNITE-12531?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17017822#comment-17017822
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Ivan Rakov commented on IGNITE-12531:
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[~slava.koptilin] looks good.
> Cluster is unable to change BLT on 2.8 if storage was initially created on
> 2.7 or less
> --------------------------------------------------------------------------------------
>
> Key: IGNITE-12531
> URL: https://issues.apache.org/jira/browse/IGNITE-12531
> Project: Ignite
> Issue Type: Bug
> Affects Versions: 2.8
> Reporter: Ivan Rakov
> Assignee: Vyacheslav Koptilin
> Priority: Blocker
> Fix For: 2.8
>
> Attachments: TestBltChangeFail.java
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Due to bug in https://issues.apache.org/jira/browse/IGNITE-10348, after
> storage migration from 2.7- to 2.8 any updates of metastorage are not
> persisted.
> S2R:
> (on 2.7)
> - Activate persistent cluster with 2 nodes
> - Shutdown the cluster
> (on 2.8)
> - Start cluster with 2 nodes based on persistent storage from 2.7
> - Start 3rd node
> - Change baseline
> - Shutdown the cluster
> - Start initial two nodes
> - Start 3rd node (join is rejected: first two nodes has old BLT of two nodes,
> 3rd node has new BLT of three nodes)
> Reproducer is attached.
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